Scott Baio is 63 years and 1 month(s) old. He was born in 22 Sep, 1961. Scott Baio is an American actor of movies as well as TV shows, known to have played a variety of roles in his 44 year long career, which is still going good. Perhaps, he is best known for his role in Happy Days; where he played as Chachi Arcola or for his role of Dr. Jack Stewart in the TV show Diagnosis: Murder. Apart from main stream films, he has also been in some independent movies, music videos as well as many TV talk shows and interviews. His first big role was in 1976’s gagster musical drama named Bugsy Malone, where he played the main role. Prior to that, he had already featured in several other TV shows in some small roles here and there. In 1976, he played the role of a teenager cousin of one of the main characters in Happy Days.